. >> chris: when the impeachment trial of bill clinton happened, they wanted to know what happened to the trial of andrew johnson in 1868. >> one question was, has anybody other than a member of the house ever presented a case against -- on the floor of the senate. >> chris: richie's answer was no. >> he should be removed from office as president of the united states. >> chris: congressmen had to make the case against clinton, not their lawyers. recently, senators have been asking lots of questions about the filibuster. and ways to stop it. >> they all recognize the senate would be a different institution and, quite frankly, they'll say, the senate would be just like the house of representatives. which is something the senate doesn't want -- >> not a compliment. >> not in the slightest. we have files on filibusters and we have files on every, single person whoever served in the senate. >> chris: he took us into the archives of the office. picking a fill at random. >> i pulled out, butler, the first senator from alaska. >> chris: and also have 35,000 photos, drawings and cartoons, of t